19174420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{50459}}^1$

素因数の和:50487

約数の個数: 24

約数和(自身を含む): 42386400

約数和(自身を除く): 23211980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 50459, 100918, 201836, 252295, 504590, 958721, 1009180, 1917442, 3834884, 4793605, 9587210, 19174420]

約数ペア:

[(1, 19174420), (2, 9587210), (4, 4793605), (5, 3834884), (10, 1917442), (19, 1009180), (20, 958721), (38, 504590), (76, 252295), (95, 201836), (190, 100918), (380, 50459)]